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John Blair Killing the Dead Vampire epidemics from Mesopotamia to the New World 536pp. Princeton University Press. £30 (US $35). A dead body, as anyone who has sat with one will know, is an unsettling

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Amazing answers to your curious questions

Yossi Yovel The Genius Bat Understanding our most mysterious mammal 336pp. Oneworld. £20. Philosophy begins with wonder, according to Plato and Aristotle. As for philosophy, so, and more so, for biolo